332 



VON AEX 



[CHAP. 16 



Fig. 6. Consecutive position fixes by Geon O compared with track established by conven- 

 tional celestial navigation • aboard R.V. Chain (2200, 7 May, 1961-0400, 8 May, 

 1961). Course 305° true; speed 13 knots. 



^■MILE RADIUS 



Fig. 7. Scatter among 54 Geon fixes taken from R.V. Chain lying at dockside in Woods 

 Hole. 



